Update that improves battery life when you play music through a Bluetooth device in Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

S'aplica a: Windows 8.1Windows 8.1 EnterpriseWindows 8.1 Pro

Introduction


This article introduces an update that improves battery life for Low Power Audio Playback in Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2.

On a Windows RT 8.1, Windows 8.1, Windows Server 2012 R2-based computer, if you use a Bluetooth device that uses Advanced Audio Distribution Profile (A2DP) for Low Power Audio Playback, the power consumption is higher than expected.

Note The A2DP profile defines procedures and protocols for sending high quality audio data to peer Bluetooth devices.

More Information


To resolve this issue in Windows 8.1 or Windows Server 2012 R2, install update rollup 2903939, or install the hotfix that is described in this article. To resolve this issue in Windows RT 8.1, install update rollup 2903939.

Update information

For more information about how to obtain update rollup 2903939, click the following article number to view the article in the Microsoft Knowledge Base:
2903939 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: December 2013

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information


For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates